Answer: 68
Explanation: u times them
Jacob Michael whitesides is an American singer-songwriter from Knoxville, Tennesse. He records music for Double U records, of which he is also CEO. He was born on November 11,1997
Answer:
false
in chemical reaction element doesnot change into another
Explanation:
So I haven’t got time to answer all of it for you but the id you look at the picture of the periodic table I’ve added the top number in the red boxes are the groups and the period is how many elements down from the top it is (remember that the hydrogen and helium make up period ONE) so remember to include them when counting the elements as you go down the table